Hi-Fi Preamp Audio Pre-Amplifier MOSFET 60V Power Supply 4-input Pass2.0

Parameters:
Gain: 6dB / 12dB / 18dB MCU switching
Maximum output voltage:> 40Vppm
Output impedance: <200Ω
Input impedance:> 20K (low gain), > 50K (high gain)
Input: 4 set of RCA audio input, MCU switching
Output: 2 set of RCA audio output
Power consumption: <25 watts
Power supply: AC 220V/110V
Size: 58mm (H) x 220 mm (W) x 190 mm (D)
Weight: 2.7 kg

Features:
Using MOS tube single-ended dynamic cross-flow technology, work in Class A.
60V high voltage power supply to ensure that the maximum voltage output amplitude greater than 40V, much larger than the general preamp.
Four stereo L/R RCA audio input, through the front panel to switch.
The front panel directly switches the Low, Medium and High three kinds of gain